ceph/src/boost/libs/hana/example/ext/boost/mpl/list/conversion.cpp

   1 // Copyright Louis Dionne 2013-2016
   2 // Distributed under the Boost Software License, Version 1.0.
   3 // (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
   4
   5 #include <boost/hana/core/to.hpp>
   6 #include <boost/hana/ext/boost/mpl/list.hpp>
   7 #include <boost/hana/tuple.hpp>
   8 #include <boost/hana/type.hpp>
   9
  10 #include <boost/mpl/list.hpp>
  11 #include <type_traits>
  12 namespace hana = boost::hana;
  13 namespace mpl = boost::mpl;
  14
  15
  16 auto xs = hana::make_tuple(hana::type_c<int>, hana::type_c<char>, hana::type_c<double>);
  17 static_assert(std::is_same<
  18     decltype(hana::to<hana::ext::boost::mpl::list_tag>(xs)),
  19     mpl::list<int, char, double>
  20 >{}, "");
  21
  22 int main() { }